Optometrists in Ontario, CA
25 optometrists listed in the NPPES public registry. Average 14 years on NPPES.
Verify a California optometrist's license
License status and disciplinary actions come from the official state optometry board.
NPPES-tenure context: "Years on NPPES" measures time since CMS issued the National Provider Identifier — not clinical experience. Data is from the NPPES public registry (updated monthly). Verify current license status with the state board above.
25 of 25 optometrists
John Rossi, OD
ODBeverly Nishitani, OD
ODHarvey Yamamoto, OD
ODSean Yamamoto, OD
ODRichard Simpson, OD
ODElizabeth Simpson, OD
ODMichelle Duran, OD
ODVinnie Tieu, OD
ODLaurel Jensen, OD
ODSandra Ninomiya, OD
ODRobert Edwards, OD
ODKhan Lau, OD
ODCorneal & Contact ManagementDennis Gaedig, OD
ODJason Lam, OD
ODLi Jung Wang, OD
ODCatherine Tuong, OD
ODJudith Lee, OD
ODDanny Head, OD
ODNasiem Umberg, OD
ODArsineh Amirkhanian, OD
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